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path: root/LUFA/Drivers/USB/LowLevel/Template/Template_Endpoint_Control_W.c
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uint8_t TEMPLATE_FUNC_NAME (void* Buffer, uint16_t Length)
{
	uint8_t* DataStream     = (uint8_t*)(Buffer + TEMPLATE_BUFFER_OFFSET(Length));
	bool     LastPacketFull = false;
	
	if (Length > USB_ControlRequest.wLength)
	  Length = USB_ControlRequest.wLength;
	
	while (Length && !(Endpoint_IsOUTReceived()))
	{
		while (!(Endpoint_IsINReady()));
		
		while (Length && (Endpoint_BytesInEndpoint() < USB_ControlEndpointSize))
		{
			TEMPLATE_TRANSFER_BYTE(DataStream);
			Length--;
		}
		
		LastPacketFull = (Endpoint_BytesInEndpoint() == USB_ControlEndpointSize);
		Endpoint_ClearIN();
	}
	
	if (Endpoint_IsOUTReceived())
	  return ENDPOINT_RWCSTREAM_HostAborted;
	
	if (LastPacketFull)
	{
		while (!(Endpoint_IsINReady()));
		Endpoint_ClearIN();
	}
	
	while (!(Endpoint_IsOUTReceived()));

	return ENDPOINT_RWCSTREAM_NoError;
}

#undef TEMPLATE_BUFFER_OFFSET
#undef TEMPLATE_FUNC_NAME
#undef TEMPLATE_TRANSFER_BYTE